ZOLL Medical Corporation, founded in 1980, is a global leader in acute critical care and diagnostic software solutions. The company provides innovative medical devices and software designed to diagnose and treat patients suffering from serious cardiopulmonary and respiratory conditions. ZOLL’s products, including defibrillators, cardiac monitors, and CPR feedback devices, are used worldwide in hospitals, emergency services, and military settings.

The company’s name honors Dr. Paul Zoll, a pioneering cardiologist known as the “Father of Modern Cardiac Therapy,” whose work in artificial cardiac pacemakers and defibrillators laid the foundation for ZOLL’s technologies. In 2012, ZOLL became a wholly owned subsidiary of Asahi Kasei Corporation, integrating with its global healthcare portfolio to enhance emergency care and improve clinical efficiencies.

ZOLL specializes in medical device and equipment manufacturing, EMS/fire software, and technologies supporting public safety, military, and homeland security operations. Its headquarters are located in Chelmsford, Massachusetts, with additional facilities in Broomfield, Colorado, serving a diverse international customer base.